Somewhere on here is a thread on actually doing the machine work on the carbs. With pictures.
I did several sets a few years back based on a series of long conversations with fast Fred before he disappeared.
I probably still have the fixtures for making the new butterflies somewhere (but I wouldn't swear to it)

If you have access to milling machine it's pretty straight forward


05 speedmaster - 1100cc, 11:1 racing pistons, Carillo rods, thunderbike cams, ported and polished head, 2mm over intake and exhaust valves, Barnett kevlar clutch, scepter pipes, oversize manifolds, 45mm HSR's, TTP stage 4 firestarter